A017559 (12n+3)^3.

27, 3375, 19683, 59319, 132651, 250047, 421875, 658503, 970299, 1367631, 1860867, 2460375, 3176523, 4019679, 5000211, 6128487, 7414875, 8869743, 10503459, 12326391, 14348907, 16581375, 19034163

Offset

0,1

Links

Table of n, a(n) for n=0..22.

Index entries for linear recurrences with constant coefficients, signature (4, -6, 4, -1).

Crossrefs

Sequence in context: A223551 A178631 A226531 * A069076 A128507 A166750

Adjacent sequences: A017556 A017557 A017558 * A017560 A017561 A017562

Keyword

nonn,easy

Author

N. J. A. Sloane.

Status

approved